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Reaction Time Test
Measure your reaction time. Click as soon as the screen turns green!
Anúncio Google — 728×90
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Click to start
Anúncio Google — 320×100
How it works
Test your reflexes. When the screen turns green, click as fast as possible. After 5 attempts, view your average and rating.
Frequently asked questions
What is the average human reaction time?
The average reaction time to visual stimuli is around 250 milliseconds.
What can affect my reaction time?
Fatigue, age, caffeine, and practice can significantly influence your reflexive performance.
Why is the delay before green random?
To prevent you from trying to predict or anticipate the exact moment of the click.
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